Solve the problem.Suppose that for an electrical appliance, voltage is given by 
and amperage by 
where t is time in seconds. The wattage is given by 
Find the maximum wattage used by the appliance.
A. 404.46
B. 202.23
C. 101.115
D. 189
Answer: B
Mathematics
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Find the derivative of the function.f(x) = (3x - 2)(2x3 - x2 + 1)
A. 24x3 - 7x2 + 21x + 3 B. 24x3 - 21x2 + 4x + 3 C. 6x3 + 7x2 - 21x + 3 D. 18x3 + 21x2 - 7x + 3
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Determine the number of triangles that can be drawn with the given data.b = 45, c = 55, B = 103°
A. 1 B. 0 C. 2 D. 3
Mathematics
Match the description with its graph.
A. A line with negative slope and a negative y-intercept. B. A line with positive slope and a negative y-intercept. C. A line with negative slope and a positive y-intercept. D. A line with positive slope and a positive y-intercept.
Mathematics
Find all values that make the expression undefined.
A. 2, 5 B. Never undefined C. 2 D. -2
Mathematics